BIND als backup DNS server for WXP clients - DNS

This is a discussion on BIND als backup DNS server for WXP clients - DNS ; Hello,
for some new Linux boxes(mail-server) we intend to install BIND. The
DNS Server(W2K3/ADS/DNS/DHCP) will continue to be the DNS-server for
the WXP boxes.
For the case the W2K3 based ADS should be down, we would like to have
BIND ...